7.0

Table Of Contents
602
Chapter 10 Finish
Posterize
Use the Posterize function to limit the number of colors in a picture. The system maps the images pixels
based on the colors that are the closest match. Use this filter to create large, flat areas in an image.
Channel- Use the Channel list box to select a color, luminance or alpha channel to which you want
to apply a function. The following channels are available: RGB, Red, Blue, Green.
Amount - Use the Amount option to limit the number of colors used for posterizing.
Solarize
Solarize acts as a filter between a positive and negative image.
Use the Threshold slider to specify the brightness value at which inversion should begin. A value of 0 cor-
responds to the original image; with a value of 100 all brightness levels are inverted.
Click Negative to subtract color and brightness values.
Click Positive to add color and brightness values.
Original clip and clip with solarize effect